#define _CRT_SECURE_NO_WARNINGS
#include"stdio.h"
#include"windows.h"
int main() {
	char arr1[] = "welcome to bit!!!!!";
	char arr2[] = "###################";
	int left = 0,right = strlen(arr1) - 1;
  //int right = sizeof(arr1)/sizeof(arr1[0]) - 2;
	while (left <= right) {
		arr2[left] = arr1[left];
		arr2[right] = arr1[right];
		printf("%s\n", arr2);
		Sleep(1000);
	    system("cls");
		left++;
		right--;
	}
	printf("%s\n", arr2);
	return 0;

}
